A friend suggested I got hold of Logitechs Precision Gamepad instead but frankly I can't imagine playing something like Wizball or Citaldel on it. I need a proper Kempston Competition Pro 5000 (with leaf-switches

But all I can find is homebrew projects (like http://cs.au.dk/~noe/projects/?page=sho ... %20adaptor), and I don't have the gadgetry to build those. Any pointers to people selling (or willing to custom build one) would be most appreciated.